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Finding the Fourth Proportional to 5,599.04, 7,722.72 and 4,851.68

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Solution

The fourth proportional to 5,599.04, 7,722.72 and 4,851.68 is: 6,691.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.04 : 7,722.72 = 4,851.68 : x
  2. Step 2: Convert to fraction form
    5,599.04/7,722.72 = 4,851.68/x
  3. Step 3: Cross multiply
    5,599.04x = 7,722.72 × 4,851.68
  4. Step 4: Simplify right side
    5,599.04x = 37,468,127.56
  5. Step 5: Solve for x
    x = 37,468,127.56/5,599.04
  6. Step 6: Final answer
    x = 6,691.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.